Soluzione per Sudoku medio #41623871459103

7
9
8
5
7
6
8
4
2
1
7
3
5
2
4
8
7
7
9
1
3
5
9
1

Questo puzzle di sudoku ha 65 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Candidates Type 1 (Pointing), Naked Triple, Naked Single, Full House.

Naked Single Spiegazione
Hidden Single Spiegazione
Locked Candidates Spiegazione
Full House Spiegazione
Prova a risolvere

Passaggi della soluzione:

  1. Riga 3 / Colonna 6 → 7 (Hidden Single)
  2. Riga 6 / Colonna 5 → 4 (Hidden Single)
  3. Riga 4 / Colonna 3 → 8 (Hidden Single)
  4. Riga 5 / Colonna 2 → 7 (Hidden Single)
  5. Riga 9 / Colonna 5 → 7 (Hidden Single)
  6. Riga 7 / Colonna 7 → 7 (Hidden Single)
  7. Riga 2 / Colonna 6 → 5 (Hidden Single)
  8. Riga 6 / Colonna 7 → 1 (Hidden Single)
  9. Riga 4 / Colonna 5 → 1 (Hidden Single)
  10. Riga 6 / Colonna 3 → 9 (Hidden Single)
  11. Riga 5 / Colonna 1 → 5 (Hidden Single)
  12. Riga 3 / Colonna 3 → 5 (Hidden Single)
  13. Riga 8 / Colonna 2 → 5 (Hidden Single)
  14. Locked Candidates Type 1 (Pointing): 9 in b3 => r3c4<>9
  15. Locked Candidates Type 1 (Pointing): 6 in b5 => r5c8<>6
  16. Locked Candidates Type 1 (Pointing): 9 in b5 => r5c9<>9
  17. Locked Candidates Type 1 (Pointing): 4 in b7 => r7c4689<>4
  18. Locked Candidates Type 1 (Pointing): 4 in b9 => r9c46<>4
  19. Naked Triple: 2,3,6 in r7c8,r89c7 => r79c9,r9c8<>2, r7c9<>3, r9c8<>6
  20. Riga 7 / Colonna 9 → 8 (Naked Single)
  21. Riga 1 / Colonna 2 → 8 (Hidden Single)
  22. Riga 8 / Colonna 1 → 8 (Hidden Single)
  23. Locked Candidates Type 1 (Pointing): 2 in b7 => r7c48<>2
  24. Locked Candidates Type 1 (Pointing): 6 in b7 => r7c468<>6
  25. Riga 7 / Colonna 8 → 3 (Naked Single)
  26. Riga 5 / Colonna 8 → 2 (Naked Single)
  27. Riga 5 / Colonna 9 → 3 (Naked Single)
  28. Riga 4 / Colonna 8 → 6 (Hidden Single)
  29. Riga 4 / Colonna 7 → 9 (Naked Single)
  30. Riga 4 / Colonna 9 → 5 (Full House)
  31. Riga 9 / Colonna 9 → 4 (Naked Single)
  32. Riga 2 / Colonna 9 → 2 (Naked Single)
  33. Riga 3 / Colonna 9 → 9 (Full House)
  34. Riga 9 / Colonna 8 → 5 (Naked Single)
  35. Riga 3 / Colonna 7 → 3 (Naked Single)
  36. Riga 6 / Colonna 2 → 3 (Hidden Single)
  37. Riga 6 / Colonna 1 → 6 (Full House)
  38. Riga 7 / Colonna 1 → 2 (Naked Single)
  39. Riga 3 / Colonna 1 → 1 (Naked Single)
  40. Riga 1 / Colonna 1 → 3 (Full House)
  41. Riga 3 / Colonna 8 → 4 (Naked Single)
  42. Riga 2 / Colonna 8 → 1 (Full House)
  43. Riga 3 / Colonna 2 → 6 (Naked Single)
  44. Riga 3 / Colonna 4 → 2 (Full House)
  45. Riga 7 / Colonna 2 → 4 (Full House)
  46. Riga 7 / Colonna 3 → 6 (Full House)
  47. Riga 2 / Colonna 3 → 4 (Naked Single)
  48. Riga 1 / Colonna 3 → 2 (Full House)
  49. Riga 1 / Colonna 5 → 9 (Naked Single)
  50. Riga 5 / Colonna 5 → 6 (Naked Single)
  51. Riga 2 / Colonna 5 → 3 (Naked Single)
  52. Riga 2 / Colonna 4 → 6 (Full House)
  53. Riga 8 / Colonna 5 → 2 (Full House)
  54. Riga 9 / Colonna 4 → 8 (Naked Single)
  55. Riga 8 / Colonna 7 → 6 (Naked Single)
  56. Riga 9 / Colonna 7 → 2 (Full House)
  57. Riga 9 / Colonna 6 → 6 (Full House)
  58. Riga 5 / Colonna 4 → 9 (Naked Single)
  59. Riga 5 / Colonna 6 → 8 (Full House)
  60. Riga 8 / Colonna 6 → 4 (Naked Single)
  61. Riga 8 / Colonna 4 → 3 (Full House)
  62. Riga 7 / Colonna 4 → 1 (Naked Single)
  63. Riga 1 / Colonna 4 → 4 (Full House)
  64. Riga 1 / Colonna 6 → 1 (Full House)
  65. Riga 7 / Colonna 6 → 9 (Full House)
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